Check this place out Gene, http://www.hmmanufacturing.com/pulley-stock1.html
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I just bought some stuff from there, good quality, great price. We have a situation on our edm machine where the standard sheaves available weren't wide enough, and I found these guys. Hope it helps, Rick On 09/19/2016 01:09 AM, Gene Heskett wrote: > Greetings all; > > Do any of you know of a pulley maker that can supply a large hub in in a > 40 tooth pulley that is also more than an inch wide at the hub? > > > I find that to align a belt on the X drive, that I have to find a pulley > with an 8mm bore, but around 2" wide at the hub, because I am going to > have to bore it away under the belt to allow it to sit on the X drive > shaft with an offset of at east an inch so that it can be aligned with > the pulley on the motor. > > I just went thru 18 pages of ebay without finding a pulley with a hub > wider than 1". > > So its either a looooong hub, or I make the adaptor, which means the > pulley will need bored out to at least 1.375" in diameter in order to > fit over the adapter's outer cylinder, perhaps all the way thru. Maybe > even make a flange on the adapter that a thin webbed pulley might be > bolted to. Obviously I don't relish that idea. Doable, yes. A time > sink, double yes. > > I did see ebay had some 2/1 and 3/1 step drives that might give that much > axial offset, but they were for wider belts and even a 2/1 would impinge > on the gear ratio, possible messing with the performance of a G76's end > of stroke retraction. > > I'm not terribly interested in dealing with that one custom pulley maker, > having been quoted $272 for the metal version of the plastic one I can > get from LMS for $4.50 + ship. > > So if anyone knows of other alternatives, I'm all eyeballs. > > Thanks everybody. > > Cheers, Gene Heskett -- Thanks Rick Lair Superior Roll & Turning LLC 399 East Center Street Petersburg MI, 49270 PH: 734-279-1831 FAX: 734-279-1166 www.superiorroll.com ------------------------------------------------------------------------------ _______________________________________________ Emc-users mailing list Emc-users@lists.sourceforge.net https://lists.sourceforge.net/lists/listinfo/emc-users
